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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Cortisol, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Cortisol impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Cortisol-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Cortisol Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
[1,2,4,19-13C4]Cortisol Stable Isotopes CS-O-47439 268727-33-9 Enquire
11-Deoxy Cortisol-d7 Stable Isotopes CS-T-93925 152-58-9 (unlabelled) Enquire
11-Deoxycortisol-2,3,4-13C3 solution Stable Isotopes CS-I-00576 2482467-26-3 Enquire
11-Deoxycortisol-d2 Stable Isotopes CS-R-00152 1271728-08-5 In Stock
18-Hydroxycortisol-[9,11,12,12-d4] Stable Isotopes CS-I-00468 2687960-95-6 Enquire
18-Hydroxycortisol-[9,11,12,12-d4] (Solution) Stable Isotopes CS-I-00585 2687960-95-6 Enquire
21-Desoxycortisol-[d4] Stable Isotopes CS-I-00461 Not Available Enquire
21-O-Acetyl 6α-Hydroxy Cortisol-d4 Stable Isotopes CS-T-94346 Unlabelled: 67012-81-1 Enquire
5b-Dihydrocortisol 21-O-(1-Ethoxy Ethyl) Ether-d6 Stable Isotopes CS-T-99604 Not Available Enquire
5β-Dihydrocortisol-d6 Stable Isotopes CS-T-95372 1482-50-4(Unlabeled) Enquire
5β-Dihydrocortisol 21-O-tert-Butyldimethylsilyl Ether-d6 Stable Isotopes CS-T-99603 Not Available Enquire
6-​β-​Hydroxycortisol-d4 21-O-β-D-Glucuronide Stable Isotopes CS-T-99521 Not Available Enquire
6a-Hydroxy Cortisol-d4 Stable Isotopes CS-T-99522 2242-98-0(Unlabelled) Enquire
6b-Hydroxy Cortisol-d4 Stable Isotopes CS-EO-02533 1261254-51-6 Enquire
Allo-3a-tetrahydro Cortisol 3-O-b-D-Glucuronide Sodium Salt-... Stable Isotopes CS-T-98497 Not Available Enquire
Allo-3a-tetrahydro Cortisol-d6 (Major) Stable Isotopes CS-T-99705 Not Available Enquire
Allo-3α-tetrahydro Cortisol-d5 21-O-β-D-Glucuronide Stable Isotopes CS-T-98496 Not Available Enquire
Allo-3α-tetrahydro Cortisol-d7 Stable Isotopes CS-T-99704 Not Available Enquire
Allotetrahydrocortisol-[D5] Stable Isotopes CS-I-00445 2687961-06-2 Enquire
Allotetrahydrocortisol-[D5] (Solution) Stable Isotopes CS-I-00559 2687961-06-2 Enquire
Cortexolone 21-Propionate-d5 Stable Isotopes CS-O-54233 95624-09-2(Unlabelled) Enquire
Cortexolone-d5 Stable Isotopes CS-BX-00894 1258063-56-7 In Stock
Cortisol-[13C3] (Solution) Stable Isotopes CS-I-00621 1996649-39-8 Enquire
Cortisol-1,2-d2 Stable Isotopes CS-C-00874 1257650-73-9 Enquire
Cortisol-2,2,4,6,6,21,21-d7 Stable Isotopes CS-C-00594 50-23-7(Unlabelled) Enquire
Cortisol-d4 21-Sulfate Potassium Salt Stable Isotopes CS-T-95073 152957-32-9(Unlabelled) Enquire
Dispiro-[1,3]dioxolane Tetrahydro-11-deoxy Cortisol-d5 Stable Isotopes CS-T-103251 Not Available Enquire
Hydrocortisone-2,2,4,6,6,21,21-d7 (d6 Major)(Cortisol) Stable Isotopes CS-T-99541 50-23-7(Unlabelled) Enquire
Tetrahydro-11-deoxy Cortisol-d5 Stable Isotopes CS-T-99418 Not Available Enquire
Tetrahydro-11-deoxy Cortisol-d5 21-O-β-D-Glucuronide Stable Isotopes CS-T-98392 Not Available Enquire
Tetrahydro-11-deoxy Cortisol-d5 3-O-β-D-Glucuronide Stable Isotopes CS-T-98393 Not Available Enquire
Tetrahydro-11-deoxycortisol-[d5] Stable Isotopes CS-I-00483 Not Available Enquire
Tetrahydrocortisol 21-O-(1-Ethoxy Ethyl) Ether-d6 Stable Isotopes CS-T-99420 Not Available Enquire
Tetrahydrocortisol 3-O-Butyldimethylsilyl 21-O-(1-Ethoxy Eth... Stable Isotopes CS-T-99421 Not Available Enquire
Tetrahydrocortisol-d4 21-Acetate Stable Isotopes CS-T-97145 4004-80-2(Unlabelled) Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Epicortisol API CS-O-11072 566-35-8 In Stock
Cortisol Acetonide API CS-T-51268 34332-34-8 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
11-Deoxycortisol Impurity CS-T-15297 152-58-9 In Stock
18-hydroxycortisol Impurity CS-O-48532 81705-06-8 Enquire
18-Oxocortisol Impurity CS-O-56020 2410-60-8 Enquire
20alpha-Dihydrocortisol Impurity CS-O-48531 1719-79-5 Enquire
6-Betahydroxy Cortisol 6,21-diacetate Impurity CS-O-48428 90295-97-9 Enquire
Cortisol Impurity B ((E)-17-deoxyaldehyde derivative) Impurity CS-P-07497 105562-12-7 In Stock
Cortisol Impurity C ((Z)-17-deoxyaldehyde derivative) Impurity CS-P-07498 105562-13-8 In Stock
20-ß-Dihydrocortisol Impurity CS-T-53006 116-58-5 Enquire
6-Dehydrocortisol Acetate Impurity CS-T-73127 21940-45-4 Enquire
Allo-3a-tetrahydro Cortisol Impurity CS-T-47537 302-91-0 Enquire
Tetrahydrocortisol Impurity CS-T-43659 53-02-1 Enquire


Glucuronide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Allo-3-alpha-tetrahydro cortisol 21-O-beta-D-glucuronide Glucuronide CS-T-47539 131061-62-6 Enquire
Allo-3-alpha-tetrahydro Cortisol 3-O-beta-D-Glucuronide Glucuronide CS-T-47538 30954-21-3 Enquire
Cortisol 21-Beta-D-Glucuronide Glucuronide CS-T-51270 7301-54-4 Enquire
Cortisol 21-Beta-D-Glucuronide Methyl Ester 2,3,5-Triacetate Glucuronide CS-T-91333 24562-21-8 Enquire
Cortisol 21-D-Glucuronide Sodium Glucuronide CS-T-91430 213456-71-4 Enquire
Tetrahydro-11-deoxy Cortisol 21-O-beta-D-Glucuronide Glucuronide CS-T-61809 56162-38-0 Enquire
Tetrahydro-11-deoxy Cortisol-beta-O-beta-D-Glucuronide Glucuronide CS-T-61807 56162-40-4 Enquire